Quenched And Tempered Steel Bar
Quenched and tempered steel bar is produced by quenching and tempering which is one kind of heat treatment to get high mechanical properties and hardness. Our advantages and more services of quenched and tempered steel bar includes:
1) Wide range of diameters from 10mm to 100mm
2) Customized Length from 100mm to 12000mm
3) Good surface roughness: 0.4um to 1.5um
4) Good straightness: 0.5mm/m to 2mm/m
5) Good roundness: 80% of diameter tolerance
6) Diameter tolerance: -0.02mm to -0.06mm/h9, h10, h11
7) Matched further processing: Grinding, polishing, straightening
8) Anti-rusty package
9) Full sets of testing equipment: Surface, Dimenstion. Mechanical properties testing
10) Fast delivery time
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According to statistics, in the first eight months of this year, 1760 batches of welding machines were exported in Wenling, Zhejiang Province, with a value of 88.96 million US dollars, up 22% and 20% respectively, and the total number of enterprises increased to 47. This indicates that Wenling Electric Welder has entered the stage of gold growth in the industrial cycle of stable market growth, rapid growth in demand, and technology gradual shaping after experiencing the initial stage of the industry, and Wenling has also leapt to the largest in the country. Electric welding machine export base.
The electric welder is called the magic "steel sewing master" and is an important technological equipment for modern industry. In order to fully serve the rise of emerging industries, the Wenling Office of Zhejiang Taizhou Inspection and Quarantine Bureau actively carried out special rectification work of electric welding, continuously strengthened the quality and safety awareness of enterprises; supported enterprises to carry out technical upgrading work, expanded product categories, and realized traditional manual communication of Wenling electric welding machines. The arc welding machine is the main transformation to the inverter welding machine, which enhances the international market competitiveness of the entire industry.
Wenling has become the country's largest export base for welding machines